Finding the Fourth Proportional to 102,010.20, 153,003.14 and 27,135.84
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Solution
The fourth proportional to 102,010.20, 153,003.14 and 27,135.84 is: 40,700.53
Step by Step Solution
- Step 1: Write the proportion equation
102,010.20 : 153,003.14 = 27,135.84 : x - Step 2: Convert to fraction form
102,010.20/153,003.14 = 27,135.84/x - Step 3: Cross multiply
102,010.20x = 153,003.14 × 27,135.84 - Step 4: Simplify right side
102,010.20x = 4,151,868,726.54 - Step 5: Solve for x
x = 4,151,868,726.54/102,010.20 - Step 6: Final answer
x = 40,700.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.